388538387 is an odd 9-digits prime number following 388538386
and preceding 388538388 . In scientific notation, it is written as 3.88538387 × 10^8.
The sum of its digits is 53. It has a total of 1 prime factors and 2 positive divisors.
There are 388538386 positive integers (up to 388538387) that are relatively prime to 388538387.
388538387 has 2 divisors, whose sum is 388538388
The reverse of 388538387 is 783835883
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 53 Digital Root 8
Name
three hundred eighty-eight million five hundred thirty-eight thousand three hundred eighty-seven
Scientific notation
3.88538387 × 10^8
Engineering notation
3.88538387 × 10^6
Prime Factorization
388538387
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
388538387 Product of the distinct prime numbers
The prime factorization of 388538387 is 388538387.
Since it has a total of 1 prime factors.
1 , 1 , 10 , 40 , 910 , 732 , 9968 , 7703 , 75169 , 8528 , 997420 , 49383 , 6840326 , 9963320 , 17626663 , 92837593 , 776376604 , 273515102 , 4587059003 , 992501905
n×2
777076774
n×3
1165615161
n×4
1554153548
n×5
1942691935
n÷2
194269193.5
n÷3
129512795.66667
n÷3
97134596.75
n÷5
77707677.4
n2
150962078172561769
n3
5.8654562351335E+25
n4
2.2789549046179E+34
n5
8.8546146268596E+42
2 √n19711.377095475
3 √n729.70050077208
4 √n140.39721185079
5 √n52.226002666061
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
388538388 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
194269194 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
19711.377120841 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999948525 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 388538387 can be divided by 2 positive divisors.
The sum of these divisors (counting 388538387) is 388538388, the average is 194269194.
Base
System
Value
2
Binary
10111001010001010000000010011
3
Ternary
1000002002210110122
4
Quaternary
113022022000103
5
Quinary
1243431212022
6
Senary
102315420455
8
Octal
2712120023
10
Decimal
388538387
12
Duodecimal
aa15472b
16
Hexadecimal
1728a013
20
Vigesimal
61875j7
36
Base36
6fbq4z
md5
2934f8d9656cf49d3a94c89da3128d7b
sha1
f9339ea676ffc159591c8d2aa36ca06f813de3ad
sha256
bc7e51dc5382f629b93064850cc9383029976444313f5261bbdaea16f42c0bc2
sha512
f49bcac19a9c16754d58130aa892d0cc379b80148ea0a8adb915ec41b538fccb8b50fb852c714ee8ea675d4c25ca4a38974e556f887e189a7e8adf33e3b642b3
ripemd-160
57cedf6b69f6f80e057e12463dc92ad840f52867
Diameter
777076774
Circumference
2441258684.4737
Area
4.7426135575757E+17
Volume
2.456916562433E+26
Surface area
1.8970454230303E+18
Circumference
2441258684.4737
Perimeter
1554153548
Area
150962078172561769
Diagonal
549476256.39797
Surface area
905772469035370614
Volume
5.8654562351335E+25
Space diagonal
672968226.97486
Perimeter
1165615161
Area
6.5368497352765E+16
Altitude
336484113.48743
Surface area
6.5368497352765E+16
Volume
6.9125064643597E+24
Height
183158752.13266